The R21 highway (in Cyrillic Р21), also known as the Kola Motorway, is a major

highway A highway is any public or private road or other public way on land. It includes not just major roads, but also other public roads and rights of way. In the United States, it is also used as an equivalent term to controlled-access highway, or ...

Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...

, running from

Saint Petersburg Saint Petersburg, formerly known as Petrograd and later Leningrad, is the List of cities and towns in Russia by population, second-largest city in Russia after Moscow. It is situated on the Neva, River Neva, at the head of the Gulf of Finland ...

to Murmansk. The highway is part of European route E105 and is the main transportation route by road in the Republic of Karelia and the

Murmansk Oblast Murmansk Oblast is a federal subjects of Russia, federal subject (an oblast) of Russia, located in the northwestern part of the country, with a total land area of . Its only internal border is the Republic of Karelia to the south, and it is bor ...

. Its length is 1592 kilometers. Before 2018, the R21 was designated as M18.

Route

The R21 highway runs from Saint Petersburg, south of

Lake Ladoga Lake Ladoga is a freshwater lake located in the Republic of Karelia and Leningrad Oblast in northwestern Russia, in the vicinity of Saint Petersburg. It is the largest lake located entirely in Europe, the second largest lake in Russia after Lake ...

to Petrozavodsk, Kondopoga, Medvezhyegorsk, Segezha, Kem, Loukhi, Kandalaksha, Polyarnye Zori, Monchegorsk, Olenegorsk, Kola and ends in

Severomorsk Severomorsk (), known as Vayenga () until 18 April 1951, is a closed city, closed types of inhabited localities in Russia, town in Murmansk Oblast, Russia. Severomorsk is the main administrative base of the Russian Northern Fleet. The town is sit ...

. It passes the

Arctic Circle The Arctic Circle is one of the two polar circles, and the northernmost of the five major circle of latitude, circles of latitude as shown on maps of Earth at about 66° 34' N. Its southern counterpart is the Antarctic Circle. The Arctic Circl ...

a couple of kilometers south of the border of Karelia and the Murmansk oblast, north of Loukhi.

Landscape

In the Republic of Karelia, the landscape through which the R21 runs is mainly forest ( birches), rivers and lakes. In the Murmansk Oblast, the highway runs for the most part through the

Kola Peninsula The Kola Peninsula (; ) is a peninsula in the extreme northwest of Russia, and one of the largest peninsulas of Europe. Constituting the bulk of the territory of Murmansk Oblast, it lies almost completely inside the Arctic Circle and is border ...

, a severely polluted area. The landscape here is more open and consists partly of half-

tundra In physical geography, a tundra () is a type of biome where tree growth is hindered by frigid temperatures and short growing seasons. There are three regions and associated types of tundra: #Arctic, Arctic, Alpine tundra, Alpine, and #Antarctic ...

References

Roads within the Arctic Circle Roads in Saint Petersburg Roads in Leningrad Oblast Roads in the Republic of Karelia Roads in Murmansk Oblast {{Russia-road-stub